--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/SLRootNode.java	Fri Jan 24 18:16:24 2014 -0800
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.truffle.sl.nodes;
+
+import com.oracle.truffle.api.*;
+import com.oracle.truffle.api.dsl.*;
+import com.oracle.truffle.api.frame.*;
+import com.oracle.truffle.api.nodes.*;
+import com.oracle.truffle.sl.builtins.*;
+import com.oracle.truffle.sl.nodes.controlflow.*;
+import com.oracle.truffle.sl.nodes.local.*;
+import com.oracle.truffle.sl.runtime.*;
+
+public final class SLRootNode extends RootNode {
+
+    @Child private SLExpressionNode body;
+
+    private final SLExpressionNode uninitializedBody;
+    private final String name;
+    private final boolean inlineImmediatly;
+
+    public static RootCallTarget createFunction(String name, FrameDescriptor frameDescriptor, SLStatementNode body) {
+        SLFunctionBodyNode bodyContainer = new SLFunctionBodyNode(frameDescriptor, body);
+        SLRootNode root = new SLRootNode(frameDescriptor, bodyContainer, name, false);
+        return Truffle.getRuntime().createCallTarget(root);
+    }
+
+    public static RootCallTarget createBuiltin(SLContext context, NodeFactory<? extends SLBuiltinNode> factory, String name) {
+        int argumentCount = factory.getExecutionSignature().size();
+        SLExpressionNode[] arguments = new SLExpressionNode[argumentCount];
+        for (int i = 0; i < arguments.length; i++) {
+            arguments[i] = new SLReadArgumentNode(i);
+        }
+        SLBuiltinNode buitinBody = factory.createNode(arguments, context);
+        SLRootNode root = new SLRootNode(new FrameDescriptor(), buitinBody, name, true);
+        return Truffle.getRuntime().createCallTarget(root);
+    }
+
+    private SLRootNode(FrameDescriptor frameDescriptor, SLExpressionNode body, String name, boolean inlineImmediatly) {
+        super(null, frameDescriptor);
+        this.uninitializedBody = NodeUtil.cloneNode(body);
+        this.body = adoptChild(body);
+        this.name = name;
+        this.inlineImmediatly = inlineImmediatly;
+    }
+
+    @Override
+    public Object execute(VirtualFrame frame) {
+        return body.executeGeneric(frame);
+    }
+
+    public boolean isInlineImmediatly() {
+        return inlineImmediatly;
+    }
+
+    public SLExpressionNode inline() {
+        return NodeUtil.cloneNode(uninitializedBody);
+    }
+
+    public Node getUninitializedBody() {
+        return uninitializedBody;
+    }
+
+    @Override
+    public String toString() {
+        return "function " + name;
+    }
+}